Home / 40,509.35-55,887.99-25,402.64

Finding the Fourth Proportional to 40,509.35, 55,887.99 and 25,402.64

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Solution

The fourth proportional to 40,509.35, 55,887.99 and 25,402.64 is: 35,046.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,509.35 : 55,887.99 = 25,402.64 : x
  2. Step 2: Convert to fraction form
    40,509.35/55,887.99 = 25,402.64/x
  3. Step 3: Cross multiply
    40,509.35x = 55,887.99 × 25,402.64
  4. Step 4: Simplify right side
    40,509.35x = 1,419,702,490.29
  5. Step 5: Solve for x
    x = 1,419,702,490.29/40,509.35
  6. Step 6: Final answer
    x = 35,046.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.